Not only about finding jobs After solved lot of leetcode problems in 2020 , I got couple of offers and landed a new job, have summaried some patterns (put the links in the end) I have also read some articles talked about whiteboard interviewing and leetcoding . here I just…

Explain Step by step After coding for years, we deal with multiple programming languages: C++, C, Java, C#, Python, Go. all of them are high level languages. they acts as a abstraction layer transform the behaviour driven by programmer (code) into machine code to be executed by machine . To…

Let’s find out how to do it right and get the maximum value. After writing codes for decade. I have seen some devs (also i used to) not interested in any meeting. Yes we hate it, waste time, many many times. We have to do context switch — stop coding…

Following leetcode patterns . DP ,Backtracking, Mono-stack, Presum, Sliding window, Devide and conquer, Binary Search This article is to share 3 shortest path finding algorithms . All popular and classic . They got different Time complexity . personally i like Dijkstra most . …

A FANG guy joined 3 months, refactored by some “OOP golden rules” and left . After decades coding experience. you may experience multiple programming languages, script language like shell, power shell; “C-series” like c ,c++; the “dynamic languages” like javascript, php, python (I see many devs cursing them a lot)…

Companies are suffering from losing good developers Please do not get me wrong, change is fine, but hopping too frequently may be harmful .I’m not asking anyone stay same job forever, no. neither trying to explain how important company value is , no . I just to share my own…

#1 Removing every road block, when others only talks More than 10 years ago. There is one person wrote an RPC (when there wasn’t many mature such thing) framework . build an internal “HA proxy”. Also guide system team build a dev-ops (at 2011) systems and we simplly called it “brain storm” . Sharded database vertically then after few…

Software dev is not a racing game. The lifestyle 10 years ago, this is the way how i spend my weekends and my “after 6”: Join every leetcode compatitive session Saturday night and Sunday morning ; reading programming books , many of them ( <<core Java>> , <<Design patterns>> ,<<C++ Primer plus>>…

4 tips people never talked about, they are underrated Including myself, I have seen many junior started a new job or some experienced devs changed their job ,but which quickly turned out a bad choice. In stead of focusing on money or “career ladder” . here i’d like to share…